Datolite

Unknown Owner

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showy and excellent, slabbed green and white datolite nodule from the Centennial Mine of Michigan. The datolite has a nice porcelaneous white rim and the green interior color is the result of copper inclusions. The rind has a nice knobby look and the interior growth patterns in the green area reflect the botryoidal character of the outside. Ex. Frank Henderson and Seaman Museum Collections. Mr. Henderson donated his collection to the Seaman in 1978.